Travel frees you from the grind of daily routine.(旅行能够将你从日常生活的琐碎中释放出来。)
You make me grind my teeth!(你使我咬牙切齿！)
They swallow stones, stones that are used to help grind up the food before it's actually digested in the stomach.(它们吞下石头，在食物在胃里消化之前，这些石头被用来帮助磨碎食物。)
I had to find a way to grind the corn into flour, but the rocks on the island were not hard enough.(我必须想办法把玉米磨成面粉，但岛上的岩石不够坚硬。)
They're easy to grind in a blender or coffee grinder.(它们在搅拌机或咖啡研磨机里很容易被磨碎。)
When you only focus on a big goal someday, it's easy to get burned out by the daily grind.(当你只将注意力放在一个大目标的时候，你很容易就被日常单调的事情磨得筋疲力竭。)
Life continues to be a terrible grind for the ordinary person.(对于普通人来说，生活一直是个糟糕的苦差事。)
The rover should have at least one Martian year, to roam the planet, during which time it will collect, grind and analyze around 70 samples of rock and soil.(流浪者至少要待一个火星年，去漫步这个星球，在这期间，它将收集、研磨和分析大约70个岩石和土壤样本。)
You grind coffee beans in your mouth.(你用嘴巴研磨咖啡豆。)
But it may be a long and painful grind.(但是，这将会是一个漫长而痛苦的磨砺过程。)
